.wrap {
  background-color: #fff;
  font-size: 12px;
  color: #000;
}
.main {
  width: 950px;
  margin: 0 auto;
}
.main .head {
  padding-top: 12px;
  overflow: hidden;
  border-bottom: 1px solid #000;
  font-size: 12px;
  color: #000;
}
.main .head a:hover {
  color: orangered;
}
.main .head .hd_left {
  float: left;
}
.main .head .hd_left a {
  line-height: 0;
}
.main .head .hd_right {
  line-height: 30px;
  text-align: center;
  float: right;
}
.main .head .hd_right .hr_top span {
  color: orangered;
  font-size: 18px;
}
.main .nav {
  overflow: hidden;
  padding: 15px 0;
}
.main .nav p {
  position: relative;
  display: block;
  float: left;
  width: 316px;
  height: 24px;
  background-color: #e2e2e2;
  text-align: center;
  line-height: 24px;
  font-size: 14px;
  font-weight: bold;
}
.main .nav p em {
  display: inline-block;
  position: absolute;
  right: -18px;
  top: -5px;
  width: 0;
  height: 0;
  border-width: 18px;
  border-color: transparent transparent transparent #e2e2e2;
  border-style: dashed dashed dashed solid;
}
.main .commodity_tab {
  border-collapse: collapse;
  font-size: 12px;
  color: #000;
  text-align: center;
}
.main .commodity_tab tr {
  border: 1px solid #d6d3d3;
}
.main .commodity_tab .tab_head {
  border-bottom: 0px solid black;
  background-color: #e2e2e2;
  line-height: 33px;
}
.main .commodity_tab .tab_head .all_choice {
  display: inline-block;
  text-align: center;
  width: 81px;
}
.main .commodity_tab .tab_head .all_choice input {
  vertical-align: -2px;
}
.main .commodity_tab .tab_head .th_sp {
  width: 462px;
}
.main .commodity_tab .tab_head .th_dol {
  width: 120px;
}
.main .commodity_tab .tab_head .th_sl,
.main .commodity_tab .tab_head .th_cz {
  width: 143px;
}
.main .commodity_tab .table_nul {
  border-top: none;
  height: 33px;
}
